Guidance, Navigation & Control Engineer III (Senior) - GNC Hardware

Guidance, Navigation & Control Engineer III (Senior) - GNC Hardware Lockheed Martin Corporation - 4.0 Littleton, CO Job Details Full-time $101,000 - $178,135 a year 12 hours ago Benefits Paid jury duty Paid holidays Disability insurance Health insurance Dental insurance 401(k) Flexible spending account Paid time off Flextime Parental leave Employee assistance program Vision insurance 401(k) matching Flexible schedule Life insurance Qualifications Bachelor's degree in mechanical engineering MATLAB Bachelor's degree in electrical engineering TS/SCI Engineering Mechanical Engineering Aerospace Engineering 3 years GPS Assembly Bachelor's degree in engineering Bachelor's degree Algorithm design Systems engineering Manufacturing Senior level Electrical Engineering Cross-functional collaboration Communication skills Sensors Cross-functional communication Bachelor's degree in aerospace engineering

Full Job Description JOB ID:

725651BR Date posted: Apr. 24, 2026

Description:

About Lockheed Martin Space :

Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more — we can innovate, invest, inspire and integrate our capabilities to transform the future. At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We're creating future-ready solutions, focusing on resiliency and urgency through our 21st Century Security® vision. We're erasing boundaries and forming partnerships across industries and around the world. We're advancing spacecraft and the workforce to fuel the next generation. And we're reimagining how space can connect us, ensuring security and prosperity. Join us in shaping a new era in space and find a career that's built for you. About the

Role :

This role will be a valued member of a tight-knit engineering team responsible for a variety of types of GNC (guidance, navigation & control) hardware, including GPSR (Global Positioning System Receiver), RWA (reaction wheel assembly), CSS (coarse sun sensor), ST (star tracker), IMU (inertial measurement unit) or MTR (magnetic torque rod), while supporting multiple programs within LM Space. From procurement, through manufacturing, test, integration and on-orbit operation, you will have the opportunity to work with a variety of subject matter experts to learn on the job. This role also includes a significant amount of collaboration with external entities, i.e. customers and suppliers, and may include periods of necessary business travel. Successful applicants generally have at least 3+ years of related experience and may have a post-secondary degree or training in a related discipline.

Basic Qualifications:

Skill Requirements:

Demonstrated experience applying at least one of the following within a GNC or Spacecraft context: Algorithm Development (e.g., estimation, filtering, control laws), Systems Engineering (e.g., requirements decomposition, interface definition), ATLO (Assembly, Test, and Launch Operations) or Hardware lifecycle support (e.g., integration, test, or operations) Knowledge of Guidance, Navigation, and Control (GNC) subsystems (i.e. understanding how components such as GPS receivers, IMUs, star trackers, reaction wheels, etc., contribute to spacecraft state estimation and control) Strong written and verbal communication skills, with the Security Clearance /

Work Authorization:

To meet requirements of the program/customer, this position requires the selected employee to be a U.S. Citizen. Although not required to start, the selected applicant must be eligible to obtain, and maintain, Top Secret with adjudicated SCI Eligibility (i.e. TS/SCI) for long term employment on this program

Desired Skills:

Bachelor's Degree in Mechanical, Electrical, Aerospace Engineering or other related engineering degree Experience working with hardware development, including build, test, and integration Ability to clearly convey technical concepts, issues, and status to engineering peers, cross-functional teams, and external stakeholders Familiarity with orbital mechanics Familiarity with spacecraft navigation and attitude determination Proficiency in

MATLAB and STK Security Clearance Statement:

This position requires a government security clearance, you must be a US Citizen for consideration.

Clearance Level:

TS/SCI Other Important Information You Should Know Expression of Interest:

By applying to this job, you are expressing interest in this position and could be considered for other career opportunities where similar skills and requirements have been identified as a match. Should this match be identified you may be contacted for this and future openings. Ability to

Work Remotely:

Onsite Full-time:

The work associated with this position will be performed onsite at a designated Lockheed Martin facility.

Work Schedules:

Lockheed Martin supports a variety of alternate work schedules that provide additional flexibility to our employees. Schedules range from standard 40 hours over a five day work week while others may be condensed. These condensed schedules provide employees with additional time away from the office and are in addition to our Paid Time off benefits. Schedule for this

Position:

9x80 every other Friday off

Pay Rate:

The annual base salary range for this position in California, Massachusetts, and New York (excluding most major metropolitan areas), Colorado, Hawaii, Illinois, Maryland, Minnesota, New Jersey, Vermont, Washington or Washington DC is $101,000 - $178,135. For states not referenced above, the salary range for this position will reflect the candidate's final work location. Please note that the salary information is a general guideline only. Lockheed Martin considers factors such as (but not limited to) scope and responsibilities of the position, candidate's work experience, education/ training, key skills as well as market and business considerations when extending an offer.

Benefits offered:

Medical, Dental, Vision, Life Insurance, Short-Term Disability, Long-Term Disability, 401(k) match, Flexible Spending Accounts, EAP, Education Assistance, Parental Leave, Paid time off, and Holidays. (Washington state applicants only) Non-represented full-time employees: accrue at least 10 hours per month of Paid Time Off (PTO) to be used for incidental absences and other reasons; receive at least 90 hours for holidays. Represented full time employees accrue 6.67 hours of Vacation per month; accrue up to 52 hours of sick leave annually; receive at least 96 hours for holidays. PTO, Vacation, sick leave, and holiday hours are prorated based on start date during the calendar year. This position is incentive plan eligible. Lockheed Martin is an equal opportunity employer. Qualified candidates will be considered without regard to legally protected characteristics. The application window will close in 90 days; applicants are encouraged to apply within 5 - 30 days of the requisition posting date in order to receive optimal consideration. At Lockheed Martin, we use our passion for purposeful innovation to help keep people safe and solve the world's most complex challenges. Our people are some of the greatest minds in the industry and truly make Lockheed Martin a great place to work. With our employees as our priority, we provide diverse career opportunities designed to propel, develop, and boost agility. Our flexible schedules, competitive pay, and comprehensive benefits enable our employees to live a healthy, fulfilling life at and outside of work. We place an emphasis on empowering our employees by fostering an inclusive environment built upon integrity and corporate responsibility. If this sounds like a culture you connect with, you're invited to apply for this role. Or, if you are unsure whether your experience aligns with the requirements of this position, we encourage you to search on Lockheed Martin Jobs, and apply for roles that align with your qualifications.

Experience Level:

Experienced Professional Business Unit:

SPACE Relocation Available:

Possible Career Area:

Guidance, Navigation and Control Type:

Full-Time Shift:

First At Lockheed Martin, we apply our passion for purposeful innovation to keep people safe and solve the world's most complex challenges.

Pioneering Defense Technology:

From aerospace to outer space to cyber space, you can innovate mission solutions alongside the best minds in the business.

United By Culture:

Excellence, integrity, and collaboration define us. We accelerate change and embrace one another's perspectives to win for our customers.

Real Impact, Real Growth:

Grow your career and skills for life. Our wide array of opportunities and technology-driven learning programs enable your development and agility.

Your Health, Your Wealth, Your Life:

Competitive pay, comprehensive benefits and flexible schedules designed so you thrive — at work and beyond. Empowered to

Be Your Best:

Use your strengths to make a difference in the lives of one another, our customers, our communities, and our planet. Here, the possibilities are endless because we offer: Flexible Schedules, dependent on role

Levels:

Student, Entry, Mid, Senior, Management Locations:

Nationwide & OCONUS Positions